hwmon: (w83781d) Add missing curly braces

Missing curly braces cause an if statement to be evaluated when it
shouldn't. It happens to be harmless, but that's still worth fixing.
Thanks to Riku Voipio for reporting.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-By: Riku Voipio <riku.voipio@movial.fi>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index a6a1edf..e0fa752 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -1122,12 +1122,13 @@
 				&sensor_dev_attr_temp3_beep.dev_attr)))
 			return err;
 
-		if (kind != w83781d)
+		if (kind != w83781d) {
 			err = sysfs_chmod_file(&dev->kobj,
 				&sensor_dev_attr_temp3_alarm.dev_attr.attr,
 				S_IRUGO | S_IWUSR);
 			if (err)
 				return err;
+		}
 	}
 
 	if (kind != w83781d && kind != as99127f) {